[Toybox] watchdog: Can't call daemon() on nommu

[Rob Landley]

On 10/22/20 3:58 PM, Patrick Oppenlander wrote:
> On Thu, 22 Oct 2020, 17:37 Rob Landley, <rob at landley.net
> <mailto:rob at landley.net>> wrote:
> 
>     On 10/21/20 4:24 AM, Patrick Oppenlander wrote:
>     > Sure, but..
>     >
>     > $ watchdog -F &
>     >
>     > works on nommu
> 
>     Yes, but fork() and daemon() shouldn't be available on nommu systems (they
>     _can't_ succeed) and you can only compile time probe for them if it's a build
>     break.
> 
>     I have a todo item to make some variant of xdaemon() plumbing that works on
>     nommu by relaunching the command, but I haven't gotten around to it yet because
>     I'm back in tokyo at $DAYJOB.
> 
> Neat. Didn't know that was the plan, thanks.

I'm working on a nommu j-core system at $DAYJOB. It has to work eventually...

>     > Also, watchdog -F is pretty useful as a quick test for newly developed
>     > watchdog drivers on nommu platforms.
> 
>     I agree it should be supported. Eventually nothing should depend on TOYBOX_FORK,
>     I need to fix up all of those to work on nommu properly.
> 
> Great! No hurry, just wanted to point it out. I'm playing "annoying user" at the
> moment :)

No problem, thanks for the feedback.

> Enjoy Japan. Are they open for business at the moment?

For tourism, no. If you have a residence card, there's a somewhat elaborate
procedure involving an in-person trip to the embassy, specific kinds of covid
testing, and a 2 week quarantine when you get here:

  https://landley.net/notes-2020.html#28-08-2020
  https://landley.net/notes-2020.html#14-09-2020
  https://landley.net/notes-2020.html#28-09-2020

and so on...

> We're almost out of a
> hard lockdown here in Melbourne, Australia. Travel restrictions have been eased
> from 5km to 25km from home just this week.

Can we just put Jacinda Ardern in charge of everywhere? (Not that she'd want to,
but still.)

Rob